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5 Minute
Neurological Exam
Courtesy of Ed Thalmann, M.D., Assistant Medical Director of DAN 1. Orientation - Does the diver know name and age? Location? What time, day, or year it is? Note: Even though a diver appears alert, the answers to these questions may reveal confusion, so do not omit them.
2. Eyes - Have the diver
count the number of fingers you display using two or three different
numbers. Check each eye separately and then together. Have the
diver identify a distant object. Tell the diver to hold head still,
or you gently hold it still, while placing your other hand about 18"
in front of the face. Ask the diver to follow your hand with his
eyes. Move your hand up, down, side to side. The divers eyes
should smoothly follow your hand and should not jerk to one side and
return. Check that pupils are equal in size. Note: Often AGE
victims have different dilation in one eye then another. Also look
for nystagmus (fluttering of the eyes either vertically or
horizontally). This is a sign of neurological problems with the
vertical fluttering being associated with more severe damage.
3. Face - Ask the diver to
whistle. Look carefully to see that both sides of the face have the
same expression while whistling. Ask the diver to grit the teeth.
Feel the jaw muscles to confirm that they are contracted equally.
Instruct the diver to close the eyes while you lightly touch your
fingertips across the forehead and face to be sure sensation is
present and the same everywhere.
4. Hearing - Can be
evaluated by holding your hand about two feet from the diver's ear
and rubbing your thumb and finger together. Check both ears, moving
your hand closer until the diver hears it. Check several times and
confirm with your own hearing. If the surroundings are noisy (i.e.
a crowded beach), the test is difficult to evaluate. Ask bystanders
to be quiet and turn off unneeded machinery.
5. Swallowing reflex -
Instruct the diver to swallow while you watch the Adam's apple to be
sure that it moves up and down.
6. Tongue - Instruct the
diver to stick out the tongue. It should come out straight in the
middle of the mouth without deviating to either side.
7. Muscle Strength -
Instruct the diver to shrug the shoulders while you bear down on
them to observe for equal muscle strength. Check the diver's arms
by bringing the elbows up level with the shoulders, hands level with
the arms, and touching the chest. Instruct the diver to resist
while you pull the arms away, push them back, up and down. The
strength should be approximately equal in both arms in each
direction. Check leg strength by having the diver lie flat and
raise and lower the legs while you gently resist the movement.
8. Sensory Perception -
Check on both sides by touching as done on the face. Start at the
top of the body and compare sides while moving downwards to cover
the entire body. The diver's eyes should be closed during this
procedure. The diver should confirm the sensation in each area
before you move to another area. 9. Balance and coordination - Be prepared to protect the diver from injury when performing this test. Have the diver stand up with feet together, close eyes and stretch out arms. The diver should be able to maintain balance if the platform is stable. Your arms should be around, but not touching the diver. Be prepared to catch the diver who starts to fall. Note: If the diver is already messed up you may want to avoid this one if he can't even stand. Check coordination by having the diver move an index finger back and forth rapidly between the divers nose and your finger held approximately 18" from the diver's face. Instruct the diver to slide the heel of one foot down the shin of the other leg. The diver should be lying down when attempting this test. Check these tests on both right and left sides and observe carefully for unusual clumsiness on either side.
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